If you want to control yourself and go to bed early, you can refer to the following methods: 1. Set a regular sleep schedule: A fixed sleep time and wake up time every night can help the body establish a normal biological clock, help regulate the internal rhythm of the body, and promote sleep. 2. Reduce blue light exposure: The blue light emitted by electronic devices such as mobile phones, computers, and televisions can suppress the production of melonin and affect sleep. Therefore, try to stop using electronic devices a few hours before going to bed or use anti-blue glasses or screen coating to reduce blue light exposure. 3, avoid using electronic devices in bed: avoid using electronic devices such as mobile phones, computers, etc. in bed to avoid stimulating the body and brain and affecting sleep. 4. Relax your body and mind: Relaxing your body and mind before going to bed can help you fall asleep. You can relax your body and mind by meditating, taking deep breaths, taking a hot bath, listening to soft music, and so on. 5. Reduce the intake of coffee and alcohol: Caine and alcohol can stimulate the brain and body, affecting sleep. Therefore, avoid drinking beverages and alcohol that contain coffee for a few hours before going to bed. 6. Establishing bedtime habits: Establishing bedtime habits such as reading, meditation, and yoga can help the body and brain gradually enter a relaxed state to promote sleep. The above are some ways to control yourself and go to bed early. You can choose the method that suits you according to your actual situation. If these methods can't completely change your sleeping habits, you can consider consulting a doctor or psychologist.